HUAWEI CTR-L81 Repair and Service User Guide

: July 21, 2024
: Huawei

Table of Contents

HUAWEI CTR-L81 Repair and Service
Specifications
Product Usage Instructions
FAQ
Know Your Device
Getting Started
SIM Card Management
For More Information
Safety Information
References
Read User Manual Online (PDF format)
Download This Manual (PDF format)

HUAWEI CTR-L81 Repair and Service

Specifications

Model: CTR-L81
Ports: USB Type-C port, Headset jack
Features: Power button with Fingerprint sensor, Volume button, NFC function

Product Usage Instructions

Use the included eject pin to insert the SIM card correctly into the card tray.
Select the default mobile data card and calling card as needed.
Avoid listening at high volume levels for extended periods to prevent hearing damage.
Avoid exposing the device to excessive heat and direct sunlight.
Maintain a minimum distance of 15 cm between a pacemaker and the wireless device to prevent interference.
Ensure proper disposal and recycling of the device:
The device complies with local rules on hazardous substances in electrical equipment.
For more information on disposal, visit the website provided.
Limits usage or use a hands-free kit to keep the device away from the head and body.
Avoid using device accessories with metal components.
Maintain distance from the body as per specifications.

Regulatory information for countries adopting SAR limits and restrictions in the 5 GHz band.

FAQ

Q: How do I insert a SIM card into the device?
A: Use the eject pin included to correctly align and insert the SIM card into the card tray.
Q: How can I reduce RF exposure while using the device?
A: Limit your usage or use a hands-free kit to keep the device away from your head and body. Avoid metal accessories and maintain the specified distance.

Know Your Device

Before using the device, familiarise yourself with its basic operations.

To power on your device, press and hold the power button until the screen turns on.
To power off your device, press and hold the power button, and then touch it .
To restart your device, press and hold the power button, and then touch it .

HUAWEI-CTR-L81-Repair-and-Service-FIG-3

1	Volume button	2	Power button/Fingerprint sensor
3	USB Type-C port/ Headset jack	4	Card slot

Hold your device close to another device or object so that the NFC detection areas touch when using the NFC function.

Getting Started

Be careful not to scratch your device or hurt yourself when using the eject pin.
Store the eject pin out of the reach of children to prevent accidental swallowing or injury.
Do not use cut or modified SIM cards with your device as these may not be recognized and could damage the card tray (slot).
If your SIM card does not match your device, please contact your carrier.

Follow the instructions in the following figures to set up your device. Please use the eject pin included. Ensure that the card is correctly aligned and its notch is first inserted into the card tray.

HUAWEI-CTR-L81-Repair-and-Service-FIG-4

SIM Card Management

Select the default mobile data card and calling card as needed.

Mobile network services require the support of your network provider’s network and the deployment of relevant services. Contact your network provider to activate mobile network services.
Some of the aforementioned features may be unavailable in certain areas due to network interference.
If this guide is inconsistent with the description on the official website, the latter prevails.

For More Information

If you encounter any problems while using your device, you can obtain help from the following resources:

Visit https://consumer.huawei.com/en to view device information, frequently asked questions, and other information.
Visit https://consumer.huawei.com/en/support for the most up-to-date contact information for your country or region.
Go to Settings and enter the following keywords in the search box to view the corresponding information. E.g. Legal, Safety information, Authentication info, and Certification logos.

Safety Information

[Warning] Please read all of the safety information carefully before using your device to ensure its safe and proper operation and to learn how to dispose of your device properly.

Operation and Safety

To prevent possible hearing damage, do not listen at high volume levels for long periods.
Using an unapproved or incompatible power adapter, charger or battery may damage your device, shorten its lifespan or cause a fire, explosion or other hazards.
Ideal operating temperatures are 0°C to 35°C. Ideal storage temperatures are –20°C to +45°C.
Pacemaker manufacturers recommend maintaining a minimum distance of 15 cm between a pacemaker and a wireless device to prevent potential interference with the pacemaker. If using a pacemaker, hold the device on the side opposite the pacemaker and do not carry the device in your front pocket.
Keep the device and the battery away from fire, excessive heat and direct sunlight. Do not place them on or in heating devices, such as microwave ovens, water heaters, stoves or radiators.
Adhere to local laws and regulations while using the device. To reduce the risk of accidents, do not use your wireless device while driving. If you must make or answer a call, stop your vehicle at a safe location first.
While flying in an aircraft or immediately before boarding, ensure that you use your device according to the instructions provided. Using a wireless device in an aircraft may disrupt wireless networks, present a hazard to aircraft operations or be illegal under law.
In order to avoid damaging the internal circuit of the device or charger, do not use the device in a dusty, damp, or dirty place, or near a magnetic field.
The power plug is used as the disconnect device. For pluggable equipment, the socket outlet shall be easily accessible. Use approved power adapters and chargers.
Unplug the charger from the electric socket and from the device when not in use.
Do not use, store or transport the device where flammables or explosives are stored (e.g. in a petrol station, oil depot or chemical plant). Using your device in these environments increases the risk of explosion or fire.
Keep the battery away from fire, and do not disassemble, modify, throw, or squeeze it. Do not insert foreign objects into it, submerge it in water or other liquids, or expose it to external force or pressure, as this may cause the battery to leak, overheat, catch fire, or even explode.
Dispose of this device, the battery and accessories according to local regulations. They should not be disposed of in normal household waste. Improper battery use may lead to fire, explosion or other hazards.
Please consult your doctor and the device manufacturer to determine if the operation of your device may interfere with the operation of your medical device.
Adhere to any rules or regulations set forth by hospitals and healthcare facilities.
This device contains a built-in battery. Do not attempt to replace the battery by yourself. Otherwise, the device may not run properly or it may damage the battery. For your personal safety and to ensure that your device runs properly, you are strongly advised to contact a Huawei-authorised service center for a replacement.
Ensure that the power adapter meets the requirements of IEC/EN 62368-1 and has been tested and approved according to national or local standards.
The USB port can provide 5 V DC/1 A power to other equipment.

Potentially Explosive Atmosphere
Power off your device in any area with a potentially explosive atmosphere, and comply with all signs and instructions. Areas that may have potentially explosive atmospheres include the areas where you would normally be advised to turn off your vehicle engine. Triggering of sparks in such areas could cause an explosion or a fire, resulting in bodily injuries or even deaths. Do not power on your device at refueling points such as service stations. Comply with restrictions on the use of radio equipment in fuel depots, storage, and distribution areas, and chemical plants. In addition, adhere to restrictions in areas where blasting operations are in progress. Before using the device, watch out for areas that have potentially explosive atmospheres that are often, but not always, clearly marked. Such locations include areas below the deck on boats, chemical transfer or storage facilities, and areas where the air contains chemicals or particles such as grain, dust, or metal powders. Ask the manufacturers of vehicles using liquefied petroleum gas (such as propane or butane) whether this device can be safely used in their vicinity.

Disposal and recycling information

The symbol on the product, battery, literature, or packaging means that the products and batteries should be taken to separate waste collection points designated by local authorities at the end of the lifespan. This will ensure that EEE waste is recycled and treated in a manner that conserves valuable materials and protects human health and the environment.
For more information, please contact your local authorities, retailer, or household waste disposal service or visit the website https://consumer.huawei.com/en/.

Reduction of hazardous substances
This device and its electrical accessories comply with locally applicable rules on the restriction of the use of certain hazardous substances in electrical and electronic equipment, such as EU REACH regulation, RoHS and Batteries (where included) directive. For declarations of conformity about REACH and RoHS, please visit the website https://consumer.huawei.com/certification.
RF Exposure Information

The World Health Organisation has stated that exposure can be reduced by limiting your usage or simply using a hands-free kit to keep the device away from the head and body.
Ensure that the device accessories, such as a device case and device holster, are not composed of metal components. Keep the device away from your body to meet the distance requirement.
For the countries that adopted the SAR limit of 2.0 W/kg over 10 grams of tissue.
The device complies with RF specifications when used near your ear or at a distance of 0.50 cm from your body. The highest reported SAR value: Head SAR: 0.93 W/kg; body SAR: 1.29 W/kg.
EU Regulatory Conformance

Statement

Hereby, Huawei Device Co., Ltd. declares that this device CTR-L81 complies with the following Directive: RED 2014/53/EU, RoHS 2011/65/EU, ErP 2009/125/EC.
The full text of the EU declaration of Conformity, the detailed ErP information, and the most recent information about accessories & software are available at the following internet address: https://consumer.huawei.com/certification. This device may be operated in all member states of the EU.
Observe national and local regulations where the device is used.
This device may be restricted for use, depending on the local network.

Restrictions in Norway

Use of this radio equipment is not allowed in the geographical area within a radius of 20 km from the centre of Ny-Ålesund, Svalbard.

Restrictions in the 5 GHz band

The 5150 to 5350 MHz frequency range is restricted to indoor use in: AT, BE, BG, CH, CY, CZ, DE, DK, EE, EL, ES, FI, FR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MT, NL, NO, PL, PT, RO, SE, SI, SK, TR, UK(NI).
By the relevant statutory requirements in the UK, the 5150 to 5350 MHz frequency range is restricted to indoor use in the United Kingdom.

Frequency Bands and Power
The frequency bands and transmitting power (radiated and/or conducted) nominal limits applicable to this radio equipment are as follows:

HUAWEI-CTR-L81-Repair-and-Service-FIG-7

Legal Notice
Trademarks and Permissions
LTE is a trade mark of ETSI.
The Bluetooth® word mark and logos are registered trademarks owned by Bluetooth SIG, Inc. and any use of such marks by Huawei Technologies Co., Ltd. is under license. Huawei Device Co., Ltd. is an affiliate of Huawei Technologies Co., Ltd.
Wi-Fi®, the Wi-Fi CERTIFIED logo, and the Wi-Fi logo are trademarks of Wi-Fi Alliance.

Copyright © 2024 Huawei Device Co., Ltd. All Rights Reserved.
ALL PICTURES AND ILLUSTRATIONS IN THIS GUIDE, INCLUDING BUT NOT LIMITED TO THE DEVICE COLOUR, SIZE, AND DISPLAY CONTENT, ARE FOR YOUR REFERENCE ONLY. THE ACTUAL DEVICE MAY VARY. NOTHING IN THIS GUIDE CONSTITUTES A WARRANTY OF ANY KIND, EXPRESS OR IMPLIED.

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